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122330031311031 = 32719371327121013
BaseRepresentation
bin11011110100001000101110…
…000011111100100010110111
3121001010122012012202120200120
4123310020232003330202313
5112013223401003423111
61112101350210143023
734524024133432335
oct3364105603744267
9531118165676616
10122330031311031
1135a839695a0805
1211878467b81a73
1353348984c866b
14222cb3b2dab55
15e22141553406
hex6f422e0fc8b7

122330031311031 has 32 divisors (see below), whose sum is σ = 164008148226048. Its totient is φ = 81103868801280.

The previous prime is 122330031310919. The next prime is 122330031311053. The reversal of 122330031311031 is 130113130033221.

It is not a de Polignac number, because 122330031311031 - 210 = 122330031310007 is a prime.

It is a super-2 number, since 2×1223300313110312 (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122330031310992 and 122330031311010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122330031311071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1010822881 + ... + 1010943893.

It is an arithmetic number, because the mean of its divisors is an integer number (5125254632064).

Almost surely, 2122330031311031 is an apocalyptic number.

122330031311031 is a deficient number, since it is larger than the sum of its proper divisors (41678116915017).

122330031311031 is a wasteful number, since it uses less digits than its factorization.

122330031311031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123551.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 122330031311031 its reverse (130113130033221), we get a palindrome (252443161344252).

The spelling of 122330031311031 in words is "one hundred twenty-two trillion, three hundred thirty billion, thirty-one million, three hundred eleven thousand, thirty-one".

Divisors: 1 3 271 813 937 1327 2811 3981 121013 253927 359617 363039 761781 1078851 1243399 3730197 32794523 98383569 113389181 160584251 336961129 340167543 481752753 1010883387 30728468051 43518332021 92185404153 130554996063 150467443187 451402329561 40776677103677 122330031311031